Holostomata

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Holostomata \Hol`o*stom"a*ta\, n. pl. [NL., fr. Gr. "o`los whole
     + sto`ma, -atos, mouth.] (Zool.)
     An artificial division of gastropods, including those that
     have an entire aperture.
     [1913 Webster]